英语PPT肥胖教学提纲.ppt

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1、英语PPT肥胖Overweightandobesityaredefinedasabnormalorexcessivefataccumulationthatpresentsarisktohealth.TheWHOstandard:ApersonwithaBMIof30ormoreisgenerallyconsideredobese.ApersonwithaBMIequaltoormorethan25isconsideredoverweight.Whatareoverweightandobesity?

2、BMI分类WHO标准亚洲标准中国参考标准偏瘦<18.5<18.5<18.5正常18.5～24.918.5～22.918.5～23.9超重≥25≥23≥24偏胖25.0～29.923～24.924～26.9肥胖30.0～34.925～29.927～29.9重度肥胖35.0～39.9≥30≥30极重度肥胖≥40.0Thefactsofoverweightandobesity.Worldwideobesityhasmorethandoubledsince1980.In2008,1.5billionadu

3、lts,20andolder,wereoverweight.Oftheseover200millionmenandnearly300millionwomenwereobese.65%oftheworld'spopulationliveincountrieswhereoverweightandobesitykillsmorepeoplethanunderweight.Nearly43millionchildrenundertheageoffivewereoverweightin2010.ChinaA

4、reportwarnsthatobesityrateswilldoubleby2028ifthewefailstotakeaction.Whatcausesobesityandoverweight?Thefundamentalcauseofobesityandoverweightisanenergyimbalancebetweencaloriesconsumedandcaloriesexpended;Twomainreasons:1Anincreasedintakeofenergy-densefo

5、ods2AdecreaseinphysicalactivityTheadverseeffects.TopersonalityHealthyriskQualityoflifeTosomecountryFacingadoubleburdenofdiseaseHealthriskRaisedBMIisamajorriskfactorfornoncommunicablediseasesQualityoflifeTothecountryManylow-andmiddle-incomecountriesare

6、nowfacinga"doubleburden"ofdisease.Whiletheycontinuetodealwiththeproblemsofinfectiousdiseaseandunder-nutrition,theyareexperiencingarapidupsurgeinnocommunicablediseaseriskfactorssuchasobesityandoverweight,particularlyinurbansettings.infectiousdiseaseobe

7、sityandoverweightHowcanoverweightandobesitybereduced?Individuals‘effortIndividualeffortlimitenergyintakefromtotalfats;increaseconsumptionoffruitandvegetables,aswellaslegumes,wholegrainsandnuts;limittheintakeofsugars;engageinregularphysicalactivity;ach

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